In the early days of UPIC, one of Iannis Xenakis' tagline to introduce UPIC was: "You can draw your house, and hear it". This is a simplified reference to the synaesthetic properties of graphical audio synthesis. Now, anyone would quite rapidly figure that "hearing" a house drawn in UPIC was pretty much entirely unlike seeing it.

Toph, one of the early users of HighC, has come up with a remarkable display of orthogonal thinking, that only a child or teenager could ever come up with: This is a drawing that looks like what it sounds like, and vice versa: